C++ (Cpp) XAP_Frame::getViewKey Examples

Example #1

File: xap_App.cpp Project: monkeyiq/odf-2011-track-changes-git-svn

bool XAP_App::forgetFrame(XAP_Frame * pFrame)
{
	UT_return_val_if_fail(pFrame,false);

	// If this frame is the currently focussed frame write in NULL
	// until another frame appears

	if(pFrame == m_lastFocussedFrame )
	{
		m_lastFocussedFrame = static_cast<XAP_Frame *>(NULL);
	}

	if (pFrame->getViewNumber() > 0)
	{
		// locate vector of this frame's clones
		UT_GenericVector<XAP_Frame*>* pEntry = m_hashClones.pick(pFrame->getViewKey());
		UT_ASSERT(pEntry);

		if (pEntry)
		{
			UT_GenericVector<XAP_Frame*> * pvClones = pEntry;
			UT_return_val_if_fail(pvClones,false);

			// remove this frame from the vector
			UT_sint32 i = pvClones->findItem(pFrame);
			UT_ASSERT(i >= 0);

			if (i >= 0)
			{
				pvClones->deleteNthItem(i);
			}

			// see how many clones are left
			UT_uint32 count = pvClones->getItemCount();
			UT_ASSERT(count > 0);
			XAP_Frame * f = NULL;

			if (count == 1)
			{
				// remaining clone is now a singleton
				f = pvClones->getNthItem(count-1);
				UT_return_val_if_fail(f,false);

				f->setViewNumber(0);
				f->updateTitle();

				// remove this entry from hashtable
				m_hashClones.remove(f->getViewKey(), 
						    NULL);
				delete pvClones;
			}
			else
			{
				// notify remaining clones of their new view numbers
				for (UT_uint32 j=0; j<count; j++)
				{
					f = static_cast<XAP_Frame *>(pvClones->getNthItem(j));
					UT_continue_if_fail(f);

					f->setViewNumber(j+1);
					f->updateTitle();
				}
			}
		}
	}

	// remove this frame from our window list
	UT_sint32 ndx = m_vecFrames.findItem(pFrame);
	UT_ASSERT_HARMLESS(ndx >= 0);

	if (ndx >= 0)
	{
		m_vecFrames.deleteNthItem(ndx);
		notifyFrameCountChange();
	}

	notifyModelessDlgsCloseFrame(pFrame);

	// TODO do something here...

	return true;
}